professor; teaching; instruction
vague; ambiguous; shady; disreputable; fuzzy
bewilderment; perplexity; embarrassment; discomfiture; bafflement
to face (each other); to be facing; to be directed toward (the future, etc.); to be in response to; to receive (a client, etc.); to compare with
cold (e.g. weather); uninteresting (esp. joke); lame; dull
area; domain; territory; field; range; region
here I am; I'm home!; presently; right away; right now
originally; essentially; naturally; in the first place; to begin with
intention; wish; purpose; mind (to do)
revelation; manifestation; appearance; expression (e.g. in molecular biology; protein expression or gene expression)
difference in temperature; difference in degrees of enthusiasm, interest, commitment, etc.
to be absorbed in thought; to muse; to muse about; to think things through
to mutter; to murmur; to grumble; to tweet (Twitter)
number; edition; sobriquet; pen-name; size (of printing types, canvases, knitting needles, etc.); suffix attached to names of ships, trains, airplanes, etc.
the most; the extreme; prime; conspicuous
to be evident; to be obvious; to understand completely
algae; waterweed; seaweed; duckweed
existence or nonexistence; presence or absence; consent or refusal; yes or no
what one has a mind to do; what one feels like (doing); being so minded; (with) that in mind
to go against; to oppose; to disobey; to defy
that kind of; that way; that move; that trick; that game
disk; discus; flying saucer; disc media (CD, DVD, etc.)
extraterrestrial life; ET
space alien; alien; extraterrestrial being
card (with a message written on it)
record (e.g. LP); record (e.g. in sports); record (data structure)
once; one time; one round; one game; one bout; one heat
origin; beginning; genesis; primeval; primordial; primitive
improper way (of doing); wrong way; unorthodox method; evil course; evil path; heresy
orders; instructions; directive; command
outer canthus; outer corner of the eye
to go along; to walk along; to follow
lightning; flash of lightning; lightning bolt
National Aeronautics and Space Administration; NASA