| Word | Reading | Meaning |
| 惜しまない | おしまない | without sparing (effort, funds, etc.) |
| 惜しむ | おしむ | to be frugal, to be sparing; to value, to hold dear; to regret (e.g. a loss), to feel sorry (for); to be unwilling, to be reluctant |
| 惜敗 | せきはい | regrettable defeat, defeat by a narrow margin |
| 惜しみ無く | おしみなく | without stint, freely |
| 惜しい | おしい | regrettable, disappointing; precious, dear, valuable; too good for, deserving better; almost but not quite |
| 痛惜 | つうせき | deep regret |
| 惜しみなく | おしみなく | without stint, freely |
| 惜しむべき | おしむべき | lamentable, regrettable |
| 惜しくも | おしくも | to one's regret (chagrin), regrettably |
| 惜しげもなく | おしげもなく | freely, generously, liberally, ungrudgingly |