ADV

equitably, fairly, humanely, kindly, leniently, sympathetically, well
abominably, badly, harshly, roughly, shabbily, unfairly, unjustly
They treat their animals quite badly
seriously
These allegations are being treated very seriously indeed
differently
separately

VERB + TREAT

tend to
Parents still tend to treat boys differently from girls

PREP

as
the tendency to treat older people as helpless and dependent
like
Don't treat me like a child!
with
He treated the idea with suspicion

PHRASES

a tendency to treat sb/sth

ADV

easily
successfully
surgically

VERB + TREAT

be difficult to
use sth to

PREP

for
She was treated for cuts and bruises
with
We can treat this condition quite successfully with antibiotics

ADV

chemically
Chemically treated hair can become dry and brittle

PREP

for
You need to treat this wood for woodworm
with
The timber has been treated with chemicals to preserve it