Word: eighteens
Part of speech: Noun
Syllables: eigh
teens
Definition: Plural of eighteen; the cardinal number that is the sum of seventeen and one
Morphemes:
Affix: eight
Language: en
PoS: Noun
Meaning: A numerical value equal to 8; the number following seven and preceding nine.
Affix: -teen
Language: en
PoS: Noun
Meaning: Used to form cardinal numbers from thirteen to nineteen.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form the plurals of numerals, letters, some abbreviations and some nouns, usually because the omission of an apostrophe would make the meaning unclear or ambiguous.