Found 20 stronger alternatives to upgrade your writing.
Not normal
Nuance: Unusual
Standard replacement.
Boring
It was a weird noise.
Better
It was a strange noise.
Unusual (mild)
Nuance: Different
Mild curiosity.
Boring
That is a weird color.
Better
That is an odd color.
Wild / shocking
Nuance: Wild
Informal shock.
Boring
That is a weird idea.
Better
That is a crazy idea.
Strange (feeling/taste)
Nuance: Wrong
Sensory wrongness.
Boring
It tastes weird.
Better
It tastes funny.
Frighteningly weird
Nuance: Frightening
Fear-based.
Boring
The mask is weird.
Better
The mask is scary.
Very strange / unexpected
Nuance: Hard to believe
High level of strangeness.
Boring
The story was weird.
Better
The story was bizarre.
Distinctly strange
Nuance: Distinctive
Specific/noticeable.
Boring
A weird smell.
Better
A peculiar smell.
Rare / not common
Nuance: Rare
Statistical rarity.
Boring
It is weird weather.
Better
It is unusual weather.
Interesting strange
Nuance: Mysterious
Mystery/interest.
Boring
A weird incident.
Better
A curious incident.
Scary strange
Nuance: Spooky
Spooky/ghostly.
Boring
A weird silence.
Better
An eerie silence.
Uncomfortable strange
Nuance: Unsettling
Causes fear/disgust.
Boring
That doll is weird.
Better
That doll is creepy.
Unknown cause
Nuance: Puzzle
Puzzle.
Boring
A weird light.
Better
A mysterious light.
Personality (rich/odd)
Nuance: Unique/Rich
Personality trait.
Boring
He is a weird billionaire.
Better
He is an eccentric billionaire.
Not normal (formal)
Nuance: Wrong
Scientific/medical.
Boring
Weird behavior.
Better
Abnormal behavior.
Dream-like
Nuance: Dreamy
Feels like a dream.
Boring
The experience was weird.
Better
The experience was surreal.
Supernaturally strange
Nuance: Unnatural
Spooky accuracy.
Boring
A weird resemblance.
Better
An uncanny resemblance.
Distorted / ugly weird
Nuance: Twisted
Visual distortion.
Boring
A weird statue.
Better
A grotesque statue.
Wildly strange
Nuance: Bold/Crazy
Bold/crazy.
Boring
Weird clothes.
Better
Outlandish clothes.
Deviating from norm
Nuance: Error
Scientific deviation.
Boring
Weird results.
Better
Aberrant results.
Out of place (data)
Nuance: Exception
Data focus.
Boring
Weird data.
Better
Anomalous data.