High-frequency JLPT N3 verbs — the action words that define the N4→N3 jump.

• 増えるふえるto increase, to grow in number
• 減るへるto decrease, to diminish
• 比べるくらべるto compare
• 含むふくむto include, to contain
• 認めるみとめるto acknowledge, to admit, to recognize
• 断ることわるto refuse, to decline
• 与えるあたえるto give, to grant
• 求めるもとめるto seek, to request, to demand
• 守るまもるto protect, to keep (a promise/rule)
• 育てるそだてるto raise, to bring up, to nurture
• 続けるつづけるto continue (something)
• 過ぎるすぎるto pass (by), to exceed
• 倒れるたおれるto fall over, to collapse
• 防ぐふせぐto prevent, to protect against
• 慣れるなれるto get used to, to become accustomed
• 確認するかくにんするto confirm, to verify, to check
• 解決するかいけつするto solve, to resolve
• 期待するきたいするto expect, to look forward to
• 成功するせいこうするto succeed
• 感動するかんどうするto be moved, to be deeply impressed