base (of a plant, tree, pillar, etc.); (part near the) root; roots (of one's hair); root (e.g. of a problem); source
as affairs stand; judging from the present situation; as things are now
ascending air current; updraft; upward trend; rise in popularity, influence, etc.
top; summit; twelve o'clock (usu. midnight); top of one's head; top of a helmet
common sense; good sense; common knowledge; general knowledge; common practice; accepted practice
(kicking and) struggling; wriggling; floundering; to get into a panic; to make a fuss; to make a scene
relatively; comparatively
sparse; distant (of a relationship); estranged; alienated
having said that; on the other hand
inconsequential; indifferent; not worth worrying about; whatever; whichever; I don't care
to try and do something; to attempt to do something
infinity; infinitude; eternity; infinite; limitless
to pile up; to accumulate
here I am; I'm home!; presently; right away; right now
to harden; to solidify; to become firm; to become certain; to gather (together); to assemble
enough; sufficient; plenty; sufficiently; fully; thoroughly
selfishness; egotism; egoism; (being) self-centered; without consulting; (doing) as one pleases
great; grand; magnificent; outstanding; mighty
non-slip device (material, tread, etc.); non-skid; anti-slip; back-up option (esp. with regard to university admissions); back-up choice; insurance choice
suddenly; abruptly; slowly; leisurely; deliberately
bow (weapon); archery; bow (for a violin, etc.)
not caring; not giving a damn
completely satisfied; as pleased as can be
to lose heart; to lose interest; to lose motivation; to become stale (i.e. of a carbonated beverage); to go flat; to lose flavor
loose; lenient; lax; gentle (curve, slope, etc.); slow; weak; soft
return gift; return favour (favor); revenge; change (in a cash transaction)
sincere; honest; faithful
to exchange glances; to correspond; to counterbalance
challenge; defiance; dare; attempt; try
flopping (e.g. on a bed); scattering (e.g. limbs horizontally)
to ascertain; to check; to make sure
lovely; dear; beloved; pitiable; pitiful
reflection; reverberation; reflex; reflexes