This is the 205th most frequent Azerbaijani word.
tamamilə
Completely.
Here, 'tamamilə' (completely) is used to emphasize the total extent of forgetting.
Mən tamamilə unutmuşam.
I completely forgot.
In this sentence, 'tamamilə' (totally) highlights the full level of agreement.
O, tamamilə razıdır.
He is totally in agreement.
The use of 'tamamilə' (entirely) denotes that the idea is completely new and original.