condition

practice (also practise)

pass, phase, stage

footing, picture, posture, scene, situation, status

rank, standing

strings, terms

precondition, prerequisite, requirement, requisite

limitation, modification, restriction

exception, exemption

demand, essential, must, necessity, need

contagion, contagious disease

contagium, infection

attack, bout, fit, spell

debility, decrepitude, feebleness, frailness, lameness, sickliness, unhealthiness, unsoundness, unwellness, weakness

malaise, matter, pip

epidemic, pest, pestilence, plague

precondition, prerequisite

advantage, edge, plus

exception, proviso, qualification, reservation, stipulation, strings

ban, prohibition, proscription

fit, habilitate, prepare, ready

acclimate, acclimatize, accommodate, adapt, adjust, break in, orient, orientate, shape

accustom, familiarize, habituate, naturalize

fortify, harden, inure, season, shape up, steel, strengthen, toughen

readapt, readjust

customize, gear, match, model, pattern

attune, correct, harmonize, square, tune

establish, root, settle

acquaint, familiarize, orient, orientate

equip, prepare, prime, rehearse

harden, inure, season, toughen

alter, convert, make over, modify, recast, reclaim, recycle, redesign, redevelop, redo, reengineer, refashion, refigure, refit, refocus, reinvent, rejigger, remake, remodel, revamp, revise, rework, transform

accustom, condition, habilitate, habituate, naturalize

ready, season

bend

fiddle (with), fine-tune, phase, register, regulate, rig