Monologue
Noun = A long speech made by ONE performer or by ONE person in a group
Word parts: monos- = one; LOGOS = word
Synonym: a lecture, a soliloquy, a speech
Monarch
Noun = A person who rules a kingdom or empire alone;
Word parts: monos- = one; ARKOS = Greek for ruler
Synonym: king, queen, emperor, empress
Monopoly
Noun = Exclusive control of the trade in some item or service (Exclusive means one person/company controls all)
Word parts: monos- = one; POLY - to sell
Synonym: A cartel, a holding, single ownership
Monotonous
Adjective = 1. Limited to a single sound 2. Boring, repetitive, tedious
Word parts: monos- = one; TONUS - sound; -ous = adjective suffix
Synonym: dull
Unanimous
Adjective = Being in total agreement (one belief)
Word parts: Unus- = one; ANIMUS - mind/spirit; -ous = adjective suffix
Synonym: consistent, united, universal
Unilateral
Adjective = one-sided; done by affecting one person, group, or country while leaving out others
Word parts: unus = one; LATUS - side;
Synonym: one-sided, independent
Duplex
Noun = a dwelling which contains two living units
Word parts: duos- = two
Example: 2 apartments in one building
Duplicate
Verb = to make an identical copy of something; to repeat
Word parts: duos- = two; PLICARE - to fold; -ate = verb suffix
Synonym: to clone, to mirror
Bilateral
Adjective = two-sided; made between two groups or two people
Word parts: bi- = two; LATUS - side;
Synonym: mutual, joint
Bisect
verb = to cut into TWO separate pieces
Word parts: bi = two; SECT = to cut
Synonym: to halve, to split