Found 11 stronger alternatives to upgrade your writing.
100% / full amount
Nuance: Fully
Common and clear; works for actions or states that are 100%.
Boring
I totally forgot my homework on the kitchen table this morning and had to email the teacher.
Better
I completely forgot my homework on the kitchen table this morning and had to email the teacher.
100% / full amount
Nuance: Fully
A bit more formal than completely.
Boring
The screen went totally black for a second, then came back on with an error message.
Better
The screen went entirely black for a second, then came back on with an error message.
100% / full amount
Nuance: Complete
Best with adjectives or states like prepared/ready rather than every verb.
Boring
I was totally prepared for the quiz after reviewing my notes twice.
Better
I was fully prepared for the quiz after reviewing my notes twice.
Complete / emphasis
Nuance: Emphasis
Often used for emphasis; very common in speech and writing.
Boring
The room was totally silent during the test, and you could hear the clock ticking.
Better
The room was absolutely silent during the test, and you could hear the clock ticking.
Complete (phrase)
Nuance: Total
Works best with adjectives (unfair/wrong/unsafe).
Boring
The plan was totally unfair, especially for students who already had commitments.
Better
The plan was unfair in every way, especially for students who already had commitments.
Completely (process)
Nuance: Complete process
Best for careful processes (clean/check/review).
Boring
We totally cleaned the tables before lunch, wiping down every surface and checking for spills.
Better
We thoroughly cleaned the tables before lunch, wiping down every surface and checking for spills.
Complete (strong tone)
Nuance: Strong emphasis
Very strong; can sound dramatic or literary.
Boring
I was totally exhausted after practice and had to sit down before walking to the locker room.
Better
I was utterly exhausted after practice and had to sit down before walking to the locker room.
Completely (formal-ish)
Nuance: Entirely
More formal/old-fashioned; means completely.
Boring
The schedule was totally unrealistic, with three big projects due on the same day.
Better
The schedule was altogether unrealistic, with three big projects due on the same day.
Complete (formal phrase)
Nuance: Whole thing
Best for nouns: the whole thing (article/chapter/speech).
Boring
I totally memorized the speech for the competition, including the opening and closing lines.
Better
I memorized the speech in its entirety for the competition, including the opening and closing lines.
Intensity (not always total)
Nuance: Intensity
This is a formal intensity phrase (degree), not always a literal 100%.
Boring
I was totally exhausted after practice and could barely keep my eyes open.
Better
I was exhausted to an extreme degree after practice and could barely keep my eyes open.
Complete (formal)
Nuance: Complete
Formal; uncommon in casual speech.
Boring
I totally agree with your point about the schedule and the amount of homework.
Better
I wholly agree with your point about the schedule and the amount of homework.