ichidan verb, intransitive verb
General intransitive verb for quantity, degree, or quality meeting a requirement. Often used with に or で to mark what is sufficient.
この量で足りると思いますか。
Do you think this amount will be enough?
説明が足りなくて、よくわから
The explanation wasn't sufficient, so I didn't really understand.
ichidan verb, intransitive verb
be worth doing; deserve
Used in the pattern 〜に足りる after a verb, meaning something is worth doing or deserves a certain action. Often appears in negative or formal contexts.
See also: 取るに足りない
彼の意見は信頼するに足りる。
His opinion is worthy of trust.
その映画は見るに足りない。
That movie is not worth watching.
ichidan verb, intransitive verb
serve the purpose; do the job
Used when something fulfills a role or function adequately, often in practical contexts. Similar to sense 1 but emphasizes functional adequacy rather than just quantity.
この道具で十分足りる。
This tool will do the job just fine.
今の説明では足りないので、もう少し詳しく話してください。
The current explanation doesn't serve the purpose, so please explain in a bit more detail.