Word: merman
Part of speech: Noun
Syllables: mer
man
Definition: A legendary creature, human male from the waist up, fishlike from the waist down.
Morphemes:
Affix: mer-
Language: en
PoS: Prefix
Meaning: sea; marine; applied to beings that are fully or partly sea-creatures.
Affix: man
Language: en
PoS: Noun
Meaning: A male person, usually an adult; a (generally adult male) sentient being, whether human, supernatural, elf, alien, etc.