Word: mudfish
Part of speech: Noun
Syllables: mud
fish
Definition: All species of Neochanna;  which are native to New Zealand and south-eastern Australia
Morphemes:
Affix: mud
Language: en
PoS: Verb
Meaning: To go under the mud, as an eel does.
Affix: fish
Language: en
PoS: Noun
Meaning: Within infraphylum Gnathostomata (jawed vertebrates (also including Tetrapoda)