it is assuredly (that) ...; can say with confidence that it is ...
receiving (a message, letter, email, etc.); reception (radio, TV, etc.)
student; follower; students and pupils
oxygen deficiency; oxygen shortage; lack of oxygen
dim; hazy; vague; indistinct; faint; fuzzy
to flash (e.g. lightning); to flicker; to flutter (e.g. flag); to wave; to flash into one's mind (e.g. an idea); to come to one suddenly
hypothesis; supposition; assumption; tentative theory
to be mistaken; to be incorrect; to make a mistake (in); to do incorrectly; to mistake (one thing with another); to confuse
I feel that ...; I feel as though ...; I have a feeling that ...; I have the impression that ...; I think that ...
to be reasonable; to stand to reason; to be logical; to hold water
elementary; basic; rudimentary
mistaken idea; misunderstanding; wrong impression
materials; ingredients; material (for a novel, experiment, etc.); subject matter; grounds (for a decision, judgement, etc.); basis
research; study; investigation
space; room; unused land; room (for reconsideration, doubt, etc.); leeway; margin
facing; opposite; across the street; other side
off the top of one's head; from thin air; from memory
bird; bird meat (esp. chicken meat); fowl; poultry
to form a line; to queue up; to line up
stagnation; tie-up; standstill; congestion; delay; accumulation
front; frontage; facade; main
to finger; to touch; to make changes to; to tinker with; to dabble in; to do as a hobby
to shake; to jolt; to rock (cradle); to blackmail; to extort; to shake down
empty; hollow; bare; main hall of a temple (often vast and empty)
stomach; Chinese "stomach" constellation (one of the 28 mansions)
(death from) starvation; starving to death
death; (an) out; death penalty (by strangulation or decapitation; most severe of the five ritsuryō punishments)
getting closer; drawing nearer; being not much different; being near (age, skill, etc.); becoming close (i.e. friendly); becoming intimate
cracking sound (e.g. cracking one's knuckles); crunching sound
stupid face; foolish look on one's face
vigorously (ripping, tearing, scratching, etc.); roughly; (eating) with a crunch; stiff; starchy; (working) hard
answering one's own question; wondering to oneself; soliloquizing; soliloquising
no; you're welcome; not at all; don't mention it
appropriate; suitable; fitting; apt; proper; right