(cooking) Something used to add taste or flavour to food, such as salt and pepper or other condiment, herb or spice. / (figuratively, by extension) Anything added to increase enjoyment.

present participle of season

Experienced, especially in terms of a profession or a hobby / Of a food, often a liquid: containing seasonings

simple past tense and past participle of season

Occurring every season. / Occurring only in season.

Opportune; occurring at an appropriate or suitable time. / Appropriate to the current season of the year. / (obsolete) Ephemeral; lasting for just one season.

The state or quality of being seasonable.

In the time for eating, using, etc. / In heat

The act or process of seasonalizing.

One who, or that which, seasons or gives a relish. / A sailor who is hired for a season. / A loafer or beachcomber. / (UK) A conker that has been stored for a whole year and allowed to harden.