Adjective
High
in
pitch
.
Noun
The
highest
singing
voice
(
especially
as
for
a
boy
)
or
part
in
musical
composition
.
Verb
To
multiply
by
three
;
to
make
into
three
parts
,
layers
,
or
thrice
the
amount
.
Adverb
Trebly
;
triply
.