THESAURUS
Tolerate
abide, abide with, accept, admit, allow, be big, be content with, be easy with, bear, bear with, bide, blink at, brave, brook, concede, condone, connive at, consent to, countenance, disregard, endure, go, hang in, hang in there, hang tough, have, hear of, ignore, indulge, judge not, lean over backwards, listen to reason, live with, lump, lump it, not write off, overlook, permit, persevere, pocket, put up with, sanction, see both sides, spare the rod, stand, stand for, stick, stomach, submit to, suffer, support, suspend judgment, sustain, swallow, take, take up with, undergo, view with indulgence, weather, wink at
ROGET THESAURUS
Tolerate
Laxity
VB
be lax, laisser faire, laisser aller, hold a loose rein, give the reins to, give rope enough, give a loose to, tolerate, relax, misrule, go beyond the length of one's tether, have one's swing, have one's fling, act without instructions, act without authority, act outside of one's authority, act on one's own responsibility, usurp authority, dethrone, depose, abdicate.
Lenity
VB
be lenient, tolerate, bear with, parcere subjectis, give quarter, indulge, allow one to have his own way, spoil.
Permission
VB
permit, give permission, give power, let, allow, admit, suffer, bear with, tolerate, recognize, concede, accord, vouchsafe, favor, humor, gratify, indulge, stretch a point, wink at, connive at, shut one's eyes to, grant, empower, charter, enfranchise, privilege, confer a privilege, license, authorize, warrant, sanction, intrust, give carte blanche, give the reins to, give scope to, leave alone, leave it to one, leave the door open, open the door to, open the flood gates, give a loose to, let off, absolve, release, exonerate, dispense with, ask permission, beg permission, request permission, ask leave, beg leave, request leave.
Inexcitability
VB
be composed, laisser faire, laisser aller, take things easily, take things as they come, take it easy, rub on, live and let live, take easily, take cooly, take in good part, aequam servare mentem, bear the brunt, bear well, go through, support, endure, brave, disregard, tolerate, suffer, stand, bide, abide, aby, bear with, put up with, take up with, abide with, acquiesce, submit, submit with a good grace, resign oneself to, reconcile oneself to, brook, digest, eat, swallow, pocket, stomach, make light of, make the best of, make 'a virtue of necessity', put a good face on, keep one's countenance, check, check oneself, compose, appease (moderate), propitiate, repress, render insensible, overcome one's excitability, allay one's excitability, repress one's excitability, master one's feelings, make oneself easy, make one's mind easy, set one's mind at ease, set one's mind at rest, calm down, cool down, gentle, thaw, grow cool, be borne, be endured, go down.
Content
VB
be content, rest satisfied, rest and be thankful, take the good the gods provide, let well alone, let well enough alone, feel oneself at home, hug oneself, lay the flattering unction to one's soul, take up with, take in good part, accept, tolerate, consent, acquiesce, assent, be reconciled to, make one's peace with, get over it, take heart, take comfort, put up with, render content, set at ease, comfort, set one's heart at ease, set one's mind at ease, set one's heart at rest, set one's mind at rest, speak peace, conciliate, reconcile, win over, propitiate, disarm, beguile, content, satisfy, gratify, be tolerated, go down, go down well, go down with, do, be OK.