aviation; flight; flying; to fly; to take a flight
method; process; manner; way; means; technique
fraud; trickery; hoax; swindle; counterfeit; fake
timewise; temporal; chronal
limitation; restriction; condition; constraints
teacher; instructor; sensei; title or form of address for a teacher, master, doctor, lawyer, etc.; intimate or teasing form of address; (arch.) one's elder
technical (e.g. discussion); exclusive; professional
level; standard; level (plane); floor; spirit level; (surveyor's) level
severe; strict; hard (to do); difficult; intense (e.g. cold); harsh (weather)
subtle; delicate; difficult; complex; doubtful; questionable
goal; target; aim; mark; sign; landmark
second (unit of time); arc second
simple; plain; uncomplicated; straightforward; simple-minded; naive
signal; signalling; signaling; traffic light; traffic signal
only; merely; but; no more than
affirmation; affirmative (logic)
to pass (of time); to elapse
never mind that; don't worry about that; listen up
to listen repeatedly; to listen again; to ask a question in return; to ask again; to ask for a repeated explanation
outward appearance; apparent
stoppage; coming to a stop; ceasing (movement, activity, etc.); suspension (of operations); suspension (of payment, licence, etc.); (temporary) prohibition
in this way; thus; such; uh...
according to (one's) calculations; for the purpose of calculation
corresponding to (in meaning, function, etc.); being equivalent to; appropriate; suitable; to be proportionate to; to be in keeping with
supposing; even if; granting that; temporarily; provisionally; for the time being
recognition; awareness; perception; understanding; knowledge; cognition
to stop (moving); to come to a stop; to stop (doing, working, being supplied); to come to a halt; to alight; to perch on
three dimensions; three dimensional; 3D; real world; IRL (in real life)
to live; to exist; to make a living; to subsist; to be in effect; to be in use
fourth dimension; four dimensions
direction; orientation; bearing; course (e.g. of action)
perception; sensing; noticing
reinforcement; strengthening