拳|こぶしkobushi[0]heiban (flat)

1. nounfist
   おまえも決けっして戦たたかう拳こぶしを忘わすれるな。↗

   Never lose your fighting fists.

• SynonymげんこつCasualColloquial for a clenched fist, and often for a blow with one, as in 「拳骨を食らう」.
• SynonymグーCasualColloquial: the rock in rock-paper-scissors, and also the fist; 「拳」 is the word for the fist itself.
• Synonym握り拳にぎりこぶしNeutralA tightly clenched fist; can also mean being broke. 「拳」 is the more common word, as in 「拳を握る」.
• Synonym拳固げんこCasualA shortened form of 「拳骨」, now rarely used; 「拳」 is the more written/formal word.
• Synonym鉄拳てっけんWrittenWritten/formal: a tightly clenched fist, mostly in 「鉄拳制裁」 (iron-fist punishment); 「拳」 is the everyday fist.

For a fist in general use 「拳」, as in 「拳を握る」 or 「拳で殴る」. A tightly clenched fist is 「握り拳」; colloquially 「拳骨」 or 「げんこ」. Use 「グー」 for rock in rock-paper-scissors and 「鉄拳」 in set phrases like 「鉄拳制裁」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. （こぶし）手てを硬かたく握り締にぎりしめること、または、握り締にぎりしめたもの。