prompter: I have some words, together they are clues for 1 word that is in context with them. I will provide the words and I want you you to give me the word that has to do with all of them and explain me why.

The words:

8, water, ink, fried

assistant: The word that relates to all these words is "Octopus".

8 refers to the eight legs of an octopus. Water is where octopuses are commonly found in the ocean. Ink is a defense mechanism used by octopuses to evade predators, as they can release a cloud of ink to obscure their escape. Fried refers to a common way of cooking octopus, where it is sometimes battered and fried.

prompter: Good job, that was one of the correct answer. What other answers could apply to this set of words?

assistant: Here are other potentials for the given words:

1. Squids: similar to octopuses, they may be the answer; however, they have on average 10 total limbs (8 arms and 2 tentacles). They could be contenders because they are underwater creatures that can also release ink, but they are also eaten fried on occasion.
2. Calamari: This is a dish made from the deep-fried tentacles of a squid, which is similar to an octopus, it also has eight arms and two tentacles, so it may be a great potential contender.
3. Cephalopods: This word encompasses both octopuses and squids and refers to a group of mollusks that have soft bodies, and bilateral symmetry, most cephalopods are also capable of releasing ink.
4. Tentacles: In some contexts, the word "tentacles" could be used in reference to these clues. Eight legs/arms, ink, and "fried" (since the word "tentacle" is sometimes used to refer to the arms of cephalopods, including octopuses, which are sometimes served fried).
5. Printer: An inkjet printer uses water-based ink to print images and text on paper. The number "8" could refer to the number of color cartridges in some inkjet printers or the number the printer could print, and the "fried" could be if a short circuit happens or if the printer prints some fried food.

assistant: A squid has eight legs, lives in water, can emit ink as a defense mechanism, and can be fried as a food item.

assistant: There could be other answers that relate to the set of words "8", "water", "ink", and "fried". For example:

"Spider" - Spiders have 8 legs, are commonly found near bodies of water, and some species can release a cloud of silk to obscure their escape.

"Squid" - Squids also have 8 legs and are commonly found in the ocean. They too can release ink as a defense mechanism.

"Calamari" - Calamari refers to a dish made from squid, which is sometimes battered and fried. Calamari also has 8 tentacles and is commonly found in the ocean.

However, "Octopus" seems to be the most relevant answer that relates to all four words.

assistant: Sorry, but I can't think up another answer, this was a pretty hard question to dealt with.

assistant: One possible answer for this riddle is the word "squid". Squids have 8 arms, they live in the water, many squid species can shoot ink to distract predators, and they are often fried and eaten by humans. Did I guess correctly?

assistant: Calamari.  Calamari is a fried dish made from an 8-armed, ink producing, water dwelling animal known as a squid.

prompter: How about these words:
sea, biscuit, 25, salt

assistant: Although 8 is not a word, I will assume you mean "eight".
The words eight, water, ink, and fried are likely related to the word "octopus".

To explain the reasoning behind this, I will do a play by play:
Before analyzing the words, I know by your rules that the given words must be related in some way, and that each word in succession will reveal more about the target word.
Thus, each word on their own will reveal little about the target word, however when the words are viewed together they act as features which can be attributed to a host of other words.

Now, when analyzing the words, I first see the word "eight", which on its own does not mean anything yet.

I then see the word "water", which when combined with the previous word "eight", tells me the target word is some object or conceptual term which involves eight and water.
Next, I see the word "ink", which when combined with the previous words "eight" and "water", tells me the word can no longer be a conceptual term, such as a water surfing race. Instead, because of the word "ink", the target word must be an object, such as a pen or animal. From this we can see already a trend towards animals.

Lastly, I see the word "fried", which when combined with the previous words "eight", "water" and "ink", tell me that the target word can no longer be a non-human edible object. Thus, since we know the target word must be an animal, we can narrow down a specific animal. The only animals in water that involve ink are squids and octopi. However, because of the word "eight" we know that it cannot be a squid as, although both squids and octopi have eight limbs, the squid has two additional tentacles.

So to finalize, the word must be "octopus", or "octopi", the plural in this case is less likely to be correct simply by human tradition or habit where the plural is used less often, although both words are very close in likelihood.

prompter: Very good analysis, here's another one:

Chestnut, Travel, Pull, Trot

assistant: The word that is in context with the words 8, water, ink, and fried is paper. Paper is made from a combination of 8 parts of water, pulp, and ink, which is then dried and pressed into sheets. Fried paper is paper that has been treated with a hot, dry method to make it more durable and resistant to moisture.