keep up

bear up, carry on, cope, endure, fare, get along, get by, get on, go, hang in, make out, manage, persevere

abide, continue, draw out, hang on, hold on, linger, persist, remain, run on, stretch

service

support, sustain

care (for), husband, manage

defend, guard, protect, safeguard, screen, shield

cure, fix, heal, remedy

mend, patch, rebuild, reconstruct, rehabilitate, rejuvenate, restore

linger, stay, stick around, tarry

carry through, prevail, survive