| singular | plural |
| Infinitive | | |
| frighten | |
| present simple | | |
| 1 | I frighten | we frighten |
| 2 | you frighten | you frighten |
| 3 | he/she/it frightens | they frighten |
| past simple | | |
| 1 | I frightened | we frightened |
| 2 | you frightened | you frightened |
| 3 | he/she/it frightened | they frightened |
| future simple | | |
| 1 | I will/shall frighten | we will/shall frighten |
| 2 | you will/shall frighten | you will/shall frighten |
| 3 | he/she/it will/shall frighten | they will/shall frighten |
| conditional simple | | |
| 1 | I would frighten | we would frighten |
| 2 | you would frighten | you would frighten |
| 3 | he/she/it would frighten | they would frighten |
| present continuous | | |
| 1 | I am frightening | we are frightening |
| 2 | you are frightening | you are frightening |
| 3 | he/she/it is frightening | they are frightening |
| past continuous | | |
| 1 | I was frightening | we were frightening |
| 2 | you were frightening | you were frightening |
| 3 | he/she/it was frightening | they were frightening |
| future continuous | | |
| 1 | I will be frightening | we will be frightening |
| 2 | you will be frightening | you will be frightening |
| 3 | he/she/it will be frightening | they will be frightening |
| conditional continuous | | |
| 1 | I would be frightening | we would be frightening |
| 2 | you would be frightening | you would be frightening |
| 3 | he/she/it would be frightening | they would be frightening |
| present perfect | | |
| 1 | I have frightened | we have frightened |
| 2 | you have frightened | you have frightened |
| 3 | he/she/it has frightened | they have frightened |
| past perfect | | |
| 1 | I had frightened | we had frightened |
| 2 | you had frightened | you had frightened |
| 3 | he/she/it had frightened | they had frightened |
| future perfect | | |
| 1 | I will have frightened | we will have frightened |
| 2 | you will have frightened | you will have frightened |
| 3 | he/she/it will have frightened | they will have frightened |
| conditional perfect | | |
| 1 | I would have frightened | we would have frightened |
| 2 | you would have frightened | you would have frightened |
| 3 | he/she/it would have frightened | they would have frightened |
