positive and negative; +-; plus and minus
to become inverted; to become reversed
to be at wits' end; to be greatly perplexed; to be troubled
explosive; sudden and dramatic (of an increase in sales, popularity, etc.); explosive; rapid
pure; true; genuine; unmixed
change; conversion; transformation; transformation
neighborhood; neighbourhood; vicinity
core; core; hardcore; all-out
rotation (usu. on an axis); turning; spin
stone (of a fruit); pit; core (of an organization, team, etc.); nucleus; nuclear weapons; nucleus (of an atom); nucleus (of a cell)
being in charge of (esp. a class or subject); taking charge of; class teacher; homeroom teacher; form teacher
not only ... (but also); not merely; as well as; furthermore; besides; moreover
strange; unfamiliar; unknown; unfamiliarity; strangeness; stranger
to destroy; to overthrow; to wreck; to ruin
pure white; blank (e.g. mind, paper)
appointment; nomination; ordination; commission; designation
and (also); both ... and; as well as
dumbfounded; in mute amazement
to say; to speak; to tell; to talk
vacant post; vacancy; post in name only
just right (time, size, length, etc.)
idea; design; motif; conception; intention
just right (time, size, length, etc.)
of all things (days, etc.)
basics; fundamentals; basis; foundation
reins; bridle; control; the reins (on)
religion; religious affiliation; belief; religious activity
political organization; political organisation
subordinate; underling; henchman; minion
no matter how you put it; whatever the circumstances may be; say what you like; no matter how you look at it
ignorance; innocence; stupidity
postponement; deferment; extension (of time)
leader; reader; reading book; reader (i.e. someone who reads); microreader; dotted line (in printing)
carelessly; thoughtlessly; inadvertently
to overestimate (someone); to overrate; to think too highly of; to make too much of; to give (someone) too much credit