Questions & Answers about Ο βλαστός μεγαλώνει γρήγορα.
Ο is the definite article meaning the.
Here it is:
- masculine
- singular
- nominative
It agrees with βλαστός, which is the subject of the sentence.
It is capitalized only because it is the first word of the sentence. In the middle of a sentence, it would be ο.
The ending -ος is a very common ending for masculine singular nouns in Greek.
In this sentence, βλαστός is:
- masculine
- singular
- nominative
- the subject of the verb
So ο βλαστός means the shoot / the sprout / the stem, depending on context.