Exact Match:
- unstrained
- not placed under psychological stress; "the campaign would not leave party loyalties unstrained"
Synonyms:
- calm,
- coolheaded,
- inexcitable,
- nerveless,
- relaxed,
- rock-steady,
- steady,
- steady-handed,
- steady-nerved,
- steel-nerved,
- strong-nerved,
- unblenching,
- unblinking,
- unfaltering,
- unflinching,
- unnervous,
- unquivering,
- unshaken,
- unshaky,
- unshrinking,
- untremulous,
- unwavering,
- without a tremor