tsukuzuku
1. deeply; keenly
2. intently; carefully
★ Common
Adverb
#58873
1. deeply; keenly
2. intently; carefully
1. kanji compound
2. idiom; idiomatic phrase
1. skill; expertise
1. deep sleep; sound sleep
1. being familiar with; having a thorough knowledge of
1. precocity; early ripening
1. It's not an idiom.; It isn't a set phrase.
1. unripe; green
2. immature; inexperienced
1. Compound word