This is the 12312th most frequent Russian word.
ищу
"Iщу" means "I am looking for" or "I seek."
The word 'ищу' is used here in the present tense to express the action of searching for something that the subject cannot find.
Я ищу свою книгу.
I am looking for my book.
The word 'ищу' is used to indicate a habitual action of searching or seeking something abstract, like inspiration.
Каждый вечер я ищу вдохновение в книгах.
Every evening, I look for inspiration in books.
The word 'ищу' here reflects an attempt to locate something physically misplaced, with the word implying a personal effort being made.