Compact
Part of speech: noun
Definition: An agreement or contract. A small folding mirror containing powder that fits into a woman's purse or handbag.
Part of speech: verb
Definition: To make more dense; to compress.
Part of speech: adjective
Definition: Closely packed, i.e. packing much in a small space. Having all necessary features fitting neatly into a small space. (of a set) Closed and bounded. Such that every exhaustion of it by (overlapping) open balls has the property that some finitely many of those balls will also cover it.
Example sentence: Mirrors are part of my life and an ever-changing source of delight, displeasure or even disaster, depending on which one I am looking in. I look in a magnifying mirror when I pluck my eyebrows in the morning, full-length mirrors every day in rehearsal, and I often nervously bring out a compact to check my make-up.
Concentrated
Part of speech: adjective
Definition: Not dilute; having a high concentration.Intense; directed towards a specific location.
Part of speech: verb
Definition: To bring to, or direct toward, a common center; to unite more closely; to gather into one body, mass, or force.
Example sentence: I strongly believe that the Founding Fathers of our country got it right: power corrupts, and any time you have too much power concentrated in one place, it tends to get abused, so checks and balances are always needed.