• Basic forms
• 詰める — pack; fill; stuff / base form
• 詰めます — packs; fills / masu form
• 詰めた — packed; filled / ta form
• 詰めて — packing … / te form
• 詰めない — do not pack / negative
• 詰めれば — if (one) packs / conditional
• Common expressions
• 荷物を詰める — pack luggage
• 箱に詰める — put into a box
• 予定を詰める — pack a schedule

詰める（つめる） is an ichidan transitive verb. It means to intentionally fill, pack, or tighten something.

• Basic forms
• 詰まる — be clogged; be packed / base form
• 詰まります — is clogged; is packed / masu form
• 詰まった — was clogged; was packed / ta form
• 詰まって — being clogged … / te form
• 詰まらない — is not clogged / negative
• 詰まれば — if (something) gets clogged / conditional
• Common expressions
• 道が詰まる — traffic gets congested
• 鼻が詰まる — one’s nose is blocked
• 予定が詰まる — the schedule is packed

詰まる（つまる） is a godan intransitive verb. It describes something becoming blocked, crowded, or tightly filled.