when it comes to ...; where ... is concerned; if it's the case that ...; if it turns out that ...; if it's true that ...
direct; immediate; personal; firsthand
destined; predestined; fated; fateful
hard (e.g. penis); strong (e.g. beat of music); throbbing (e.g. headache); blaring (e.g. rock music)
perfectly; right on the mark; spot on; enough; sufficiently; thoroughly
leading part; leading actor; leading actress
story; tale; legend; plot; storyline
alternation; change; relief; relay; shift; substitution (sports, etc.)
exhilarating; thrilling; intensely pleasurable
quick change; quick transformation; metamorphosis; turning suddenly into
whirlpool; maelstrom; vortex; spiral (shape, pattern)
separate case; another matter
matter to be checked or investigated
investigation; examination; inquiry; enquiry; survey
important person; strategic person; key figure
that's a different matter; that's a different story
both; both sides; both parties
coincidence; chance; by chance; unexpectedly; contingency
to serve (in a bowl, on a plate, etc.); to dish out; to pile up; to heap up; to administer (medicine, poison); to dose out; to put into (e.g. information in a report, meaning in a statement)
if it is the case that ...
what is it (that); the meaning of something; what something is about
outsider; someone outside of a group
to bring up a subject; to touch on a matter
riding; ride; spread (of paints); -seater (e.g. two-seater); (getting into the) mood; (entering into the) spirit
consent; approval; acceptance; agreement; compliance
subtle; delicate; difficult; complex; doubtful; questionable
(just) making sure; just to be sure; just in case; for caution's sake
revealing (information, a secret, etc.); disclosure; telling; letting out
danger; peril; hazard; risk
possible; likely; probable
preface; introduction; preamble
announcement; presentation; demonstration; displaying; showing; introducing
popular name; common name; nickname; alias
smallness; small item; short month (i.e. having fewer than 31 days); elementary school; smaller (of two things, places, etc. with the same name); inferior; younger (of two people with the same name)
absurd; nonsensical; preposterous
stone weight (as used on pickle-tub covers); weight (as used in balances)
to place on (something); to give (someone) a ride; to give a lift; to load (luggage); to carry; to send out (on the airwaves, etc.); to deceive
painful; difficult; distressing; (psychologically) difficult; straitened (circumstances); tight (financial situation)
heart; mind; bottom of one's heart; core (of one's character); centre; center; heart (organ)
to complain; to make a complaint
seven wonders (of a particular area); total mystery; enigma; conundrum
to lose (money, etc.); to waste one's (time, etc.); to have one's efforts come to naught
to relax one's efforts; to let up; to let one's guard down