used to indicate the tool, instrument, or method through which an action is performed
English Prepositions for "Instrument and Agency"
These prepositions highlight the person who performed an action or the tools someone used to achieve a goal.
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at
[preposition]
Ex:
They
held
him
against
his
will
at
gunpoint
.
by
[preposition]
used to indicate the person or entity performing an action
Ex:
The
car
was
repaired
by
a
skilled
mechanic
.
on
[preposition]
used to indicate the instrument used to perform an action
Ex:
I
track
my
expenses
on
my
laptop
.
through
[preposition]
used to indicate the method or channel by which something is done
Ex:
The
funds
were
raised
through
donations
.
with
[preposition]
used to indicate the means or method employed to accomplish a particular action or goal
Ex:
They
cut
the
cake
with
a
sharp
knife
.
over
[preposition]
through the use of a communication or transmission channel
Ex:
She
taught
the
class
over
Zoom
.
through the use of
[preposition]
utilizing a particular method, tool, or technique
Ex:
She
achieved
her
goals
through the use of
effective
time
management
techniques
.
via
[preposition]
by means of a particular person, system, etc.
Ex:
Reports
are
coming in
via
satellite
.
at the hands of
[preposition]
as a result of actions or treatment carried out by a particular person or group
Ex:
Many
innocent
civilians
lost
their
lives
at the hands of
the
dictator
.