(organic chemistry) octadecane

criticize with pointed words / spike, thorn / stab, prick / name card

(archaeology) the Stone Age

Shiodome, an area in Minato special ward in Tokyo, Japan

(Japanese mythology) the goddess who made the mirror that was used to lure 天照 (Amaterasu) out of 天岩戸 (Ama no Iwato)

Same as above.

brake; drag; skid; pawl / restraint; curtailment; self-imposed limit; check

橄欖石: olivine, peridot / 観覧席: spectator's seat, audience's seat

sharp / pointed / stab

a thorn, prickle / a splinter / a biting word