天井|てんじょうtenjou[0]heiban (flat)
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- nounceiling
- nounceiling price; (price) ceiling
- Antonym地面じめんNeutral地面(じめん) is the neutral word for the ground or earth's surface and contrasts spatially with 天井; it has no figurative use for price limits.
Use 天井 for a ceiling, whether literal (the overhead surface of a room) or figurative (an upper limit on prices); 地面 is its spatial opposite, meaning the ground beneath one's feet.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


