Used attributively before nouns (e.g., "sensation-seeking behavior").
Gerund functioning as an uncountable noun meaning ‘the act of searching’.
seekinggerundium / partizip präsens Used attributively as an adjective derived from the present participle of “seek”.
He is a seeking individual, always looking for new opportunities.
Он ищущий человек, всегда ищет новые возможности.