This is the 6056th most frequent Japanese word.
イースター
Easter.
In this sentence, イースター is used as a noun to refer to the holiday observed during spring.
イースターは春の祝日です。
Easter is a spring holiday.
Here, イースター is used to denote the occasion that is being celebrated, emphasizing the activity associated with the holiday.
友達と一緒にイースターを祝います。
I celebrate Easter with my friends.
In this usage, イースター is part of a compound noun (イースターエッグ), describing an element traditionally associated with the holiday, highlighting its cultural aspect.