Front

then

Back

Used to refer to a time in the past or a sequence of events.

Front

than

Back

Used for making comparisons.

Front

there

Back

Refers to a place or location.

Front

their

Back

Possessive form of 'they', indicating ownership.

Front

they're

Back

Contraction of 'they are'.

Front

lie

Back

To recline or be in a resting position.

Front

lay

Back

To place something down; requires a direct object.

Front

its

Back

Possessive form of 'it', indicating ownership.

Front

it's

Back

Contraction of 'it is' or 'it has'.

Front

affects

Back

To influence or make a change.