Word: undertail
Part of speech: Noun
Syllables: un
der
tail
Definition: The ventral part of the tail of a bird
Morphemes:
Affix: under-
Language: en
PoS: Prefix
Meaning: Under (in any sense): insufficient, insufficiently, below what is correct; subordinate to; beneath or behind.
Affix: tail
Language: en
PoS: Noun
Meaning: The tail-end of an object, e.g. the rear of an aircraft's fuselage, containing the tailfin.