"suppler" in the adjective sense
1. lissome, lissom, lithe, lithesome, supple, sinuous
gracefully thin and bending and moving with ease
2. limber, supple
used of e.g. personality traits) readily adaptable
"a supple mind"
"a limber imagination"
3. limber, supple
used of persons' bodies) capable of moving or bending freely
Source: WordNet® (An amazing lexical database of English)
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