predisposition (noun) predisposition: willingness, inclination
Sinonime: ad-lib,
brainstorm, coin, concoct,
contrive, dash off, devise, do off top of head, do offhand, dream up, extemporize,
fake, fake it, improv, improvisate, invent,
jam*, knock off, make do, slapdash,
spark, speak off the cuff, throw together, wing it
Antonime: design, devise,
plan, premeditate