(coil) spring; spring (season); light overcoat (worn in spring and autumn); topcoat
whirling; revolving; coiling around; winding around; working tirelessly; working hard
moderate (degree); proper (amount); temperate; suitable
smooth (i.e. without problems)
to insert; to include; to incorporate; to install; to embed
to fit (e.g. a pane into a frame); to set (e.g. a diamond); to plug in (to a formula); to entrap; to take (someone) in
judging from appearances; to all appearances; from the looks of it; on the face of it; apparently; seemingly
number; edition; sobriquet; pen-name; size (of printing types, canvases, knitting needles, etc.); suffix attached to names of ships, trains, airplanes, etc.
cushion; cushion (to soften the blow); mitigation
belt (worn around the waist); (machine) belt; belt; zone
to get (someone's) help; to ask for help
burdening; bearing; load (electrical, mechanical, etc.); stress; stress testing (of physical function or performance); provocative testing
union; joining; conjugation
research; study; investigation
space; room; unused land; room (for reconsideration, doubt, etc.); leeway; margin
stickiness; viscosity; tenacity; persistence
to deliver; to extradite; to stretch across; to hand over
atonement (for one's sins); expiation; making amends; making up for (a misdeed)
simple substance (e.g. chemical); something standing alone; separate item; solo item
... or something (like that); ... or whatever; so-called ...; a certain ...
to fly into a jealous rage; to go mad with jealousy
sponsorship (i.e. conducting under one's auspices); promotion; organizing; organising; hosting; staging
real condition; actual circumstances; actual state of affairs
to be suitable; to be appropriate; to match
without losing time (e.g. to do); without even time for (doing something)
generous; soft-hearted; having a good personality
to be of benefit; to be beneficial; to be useful; to do one good; to be good for one
joining (a club, organization, etc.); becoming a member; entry; admission; subscription; affiliation
previous day; day before; eve; prior day; preceding day
one grade; first-class; primary
to find out; to discover; to select; to pick out; to look out (from the inside); to be wide-eyed (in surprise, anger, etc.)
no change; no difference; no unusual events; no accidents; no incidents
acting as a foster parent; caring for another's child; foster parent
blood relationship; blood relative
truth; reality; truly; really; absolute truth
to turn round; to face about; to turn about
to be bewildered; to be perplexed
true feelings; real intention; one's heart; one's right mind; one's senses; one's conscience
nucleus; backbone; medium-level; mid-level; main body (of troops); crack troops
retention; maintenance; preservation