時季|じきjiki[1]atamadaka (head-high)

1. nounseason; time of year

• Synonym季節きせつNeutralThe everyday word for spring, summer, autumn and winter. 「時季」 also covers season and time of year, but is mostly used for the season of a particular thing.
• SynonymシーズンNeutralA loanword for the peak season, a sports season or a TV season, as in 「旅行シーズン」; common in colloquial speech.
• Related時期じきNeutralA period of time or the right moment for something; broad in range and often unrelated to seasons, whereas 「時季」 mostly speaks of something's season.
• Antonym季外れNeutralAntonym meaning out of season or past its time; used less often, and 「季節外れ」 is the usual way to say it.

For seasons in general, say 「季節」. Use 「シーズン」 for a sports or high season and 「時期」 for a period or the right time. 「時季」 means season or time of year and is mostly used for the season of a particular thing, as in 「時季外れ」.

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

1. 季節きせつ。時節じせつ。シーズン。
2. 時機じき。時期じき。