naiant
/ˈneɪənt/adjective
postpositive
- Heraldry (of a fish or marine creature) swimming horizontally【纹章】（鱼, 海洋生物）平游的。
词源
mid 16th cent.: from Anglo-Norman French, variant of Old French noiant 'swimming', present participle of noier, from Latin natare 'to swim'.