This is the 135th most frequent Korean word.
올
"올" in Korean can mean "this year," "thread," or "grain," depending on context.
The word "올해" translates to "this year," and "올" combines with "해" (year) to indicate the current year.
올해는 특별한 해 입니다.
This year is a special year.
The word "올" is the future tense stem of '오다' (to come) used before a noun or expression.
올 것만 같다.
It feels like it will come.
Here, "올" is used as part of the polite future tense construction of the verb "오다" (to come).