expert or nimble in the use of the hands or body; cleverly skillfull, resourceful, or ingenious

ADEPT, CLEAN, SMART

(esp. of laws or other established rules) to make void or null; abolish; cancel; invalidate; to reduce to nothing; obliterate

to hold by the buttonhole or otherwise abruptly detain someone in conversation by or as if by grasping the person's outer garments

solicit, confronted, trapped, monopolized, annoy, bother, challenge, confront, cross_

Covorting (v)

to bound or prance about in a sprightly manner; caper; to have lively or boisterous fun

frisk, frolic, dance, caper, romp, carefree, lively, __ 

to use figures or numerals arithmetalically; to calculate numerically;

calculate, compute, unravel, solve

the formation of expression of an opinion or theory without sufficient evidence for proof; an opinion or theory so formed or expressed; guess;

opinion, conclusion, notion, theory, believe, hunch, infer, philosophize

the quality or state of being different; shyness

reluctance, reticence, constraint, lack, bashfulness

extreme delicacy or subtlety in action, performance, skill, discrimination, taste, etc.

delicacy, graceful, sophistication, bluff, tact, discretion

desolate or dreary; unhappy or misirable, as in feeling, condition, or appearance

excessively  talkative in a rambling, roundabout manner, esp. about trivial matters