No it is not. The past participle of spell is "spelled" or "spelt" whereas "learnt" (also "learned") is the past particple of "to learn".
These are two different verbs. The only verb in English which derived its past tense form from a wholly different verb is the verb "to go", whose past tense is "went", which was derived not from "go", but from "to wend", another verb similar in meaning which is still in use today.
The past tense and past participle are both learned. In British English, learnt is often used instead of learned.
The simple past and past participle are both learned. 'Learnt' is also used but this is mostly in British English.
The simple past and past participle are both spelled. Spelt is also used in British English.
Learned or learnt is the past participle of learn. The present participle is learning.
Learnt is the past participle of the verb learn. The word means to have learned. For example, one could say that they "Learnt how to control their dog yesterday".
The past participle of learning is learned. The past participle of understanding is understood.
Learned is the past tense and past participle of learn. Present participles always end in -ing, so the the present participle of learn is learning.
The past tense and past participle are both learned. In British English, learnt is often used instead of learned.
The simple past and past participle are both learned. 'Learnt' is also used but this is mostly in British English.
The simple past and past participle are both spelled. Spelt is also used in British English.
learned.
Learned or learnt is the past participle of learn. The present participle is learning.
The present participle is stealing. The past participle is stolen.
Learnt is the past participle of the verb learn. The word means to have learned. For example, one could say that they "Learnt how to control their dog yesterday".
spelt per American Heritage Dictionary "alternate past tense and past participle of spell".
infinitive: buy past: bought past participle: bought
The past tense of talk is "talked". It is also the participle.