• Basic forms
• 挙げる — to raise; to lift; to cite / base form
• 挙げます — raise; lift / masu form
• 挙げた — raised; lifted / ta form
• 挙げて — raise and … / te-form
• 挙げない — do not raise / negative
• 挙げれば — if (you) raise / conditional
• 挙げろ・挙げよ — raise it! / imperative
• Other common forms
• 手を挙げる — raise one’s hand
• 例を挙げる — give an example
• 成果を挙げる — achieve results
• More
• 挙げたい — want to raise / 〜たい form
• 挙げられる — can raise; be able to cite / potential
• 挙げなかった — didn’t raise / past negative
• 挙げている — is raising; has raised / progressive

挙げる（あげる） is an ichidan verb. Drop る to add endings such as ます, た, て, ない. Besides the physical meaning “to raise,” it is widely used figuratively, as in 例を挙げる (to cite an example) or 成果を挙げる (to achieve results).