Word: underplot
Part of speech: Noun
Syllables: un
der
plot
Definition: A secret scheme or trick.
Morphemes:
Affix: under-
Language: en
PoS: Prefix
Meaning: Under (in any sense): insufficient, insufficiently, below what is correct; subordinate to; beneath or behind.
Affix: plot
Language: en
PoS: Noun
Meaning: A secret plan to achieve an end, the end or means usually being illegal or otherwise questionable.