- Any of various small arboreal frogs of the family Hylidae having long toes terminating in adhesive disks. Also called tree toad 雨蛙：任一种雨蛙科的栖息在树上的蛙类，长有长脚趾，末端有吸盘 也作 tree toad
- straight-line
- straight man
- straight off
- straight-out
- straight poker
- straight razor
- straights
- straight shooter
- straight ticket
- straightway
- straight–ahead
- straight–arm
- straight–back
- straight–backed
- straight–from–the–shoulder
- straight–laced
- straight–line
- straight–out
- strain
- strained
- strained
- strainer
- strainers
- strain gauge
- straining