have to (verb); must (verb); is indispensable; absolutely necessary
to disappear into; to be lost in; to do something under the cover of (confusion, etc.); to be almost indistinguishable; to be confusingly similar; to be diverted from (negative emotions, etc.)
fast-talking; rapid talking
to catch (someone's words); to make out; to follow; to ask about (a situation, circumstances, etc.); to inquire
difficult to ...; hard to ...
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
lesson; class work; teaching; instruction
to use (a thing, method, etc.); to make use of; to use (a person, animal, puppet, etc.); to employ; to use (time, money, etc.); to spend
review (of learned material); revision
convenient; handy; useful
that is so; that is right; it looks to me; people say that; it is said that; I hear that
to hear; to listen (e.g. to music); to ask; to enquire; to hear about; to hear of; to follow (advice, order, etc.)
self-consciousness; self-awareness
correction (of fault, defect, flaw, etc.); remedy; rectification; redress; reform
purpose; goal; aim; objective; intention
criticizing; lambasting; pointing out faults; calling for a retake; ordering (somebody) to redo something
business; task; use; purpose; for the use of ...; used for ...
with trouble; at great pains; rare; valuable; kind; generous
time; hour; period; class
tea (usu. green); tea break (at work); tea ceremony
to drink; to gulp; to smoke (tobacco); to engulf; to overwhelm; to keep down; to suppress
that's good; that's nice; like (on social media); is that clear?; OK?
place; location; room; space; basho; wrestling tournament
grasp; catch; understanding
this time; now; next time; another time; recently; lately
to hold in one's arms; to carry in one's arms; to have (problems, debts, etc.); to take on (a responsibility); to employ; to have (on one's staff)
to take (someone) with one; to bring along; to go with; to be accompanied by
to return; to come home; to leave; to get home; to get to home plate
honorific/polite/humble prefix
rule; regulation; settlement; conclusion; habit; custom
together (with); at the same time; in a lump
terrible; dreadful; amazing (e.g. of strength); great (e.g. of skills); to a great extent; vast (in numbers)
to make a mistake (in); to commit an error (e.g. in calculation); to confuse; to mistake something for something else
I'm sorry; my apologies; excuse me; pardon me
to memorize; to memorise; to learn; to pick up; to feel; to think
poor (at); weak (in); not very good (at); not one's cup of tea; not one's favorite
very; considerably; by no means; not readily; middle; half-way point
(for the) first time in one's life
that sort of; that kind of; like that; such; so
positive (e.g. thinking); positive (photography); positive (electrical polarity)
it is assuredly that ...; can say with confidence that ...
please; kindly; by all means; certainly; here you are; to give