Word: underoil
Part of speech: Verb
Syllables: un
der
oil
Definition: To oil insufficiently.
Morphemes:
Affix: under-
Language: en
PoS: Prefix
Meaning: Under (in any sense): insufficient, insufficiently, below what is correct; subordinate to; beneath or behind.
Affix: oil
Language: en
PoS: Verb
Meaning: To lubricate with oil.