This

Definition:

• (pron. & a.) As a demonstrative pronoun, this denotes something that is present or near in place or time, or something just mentioned, or that is just about to be mentioned.
• (pron. & a.) As an adjective, this has the same demonstrative force as the pronoun, but is followed by a noun; as, this book; this way to town.

Compare this with other words:

this vs. which

his vs. this

thin vs. this

hereout vs. this

theses vs. this

owning vs. this

cycle vs. this

there vs. this

hereto vs. this

reverberation vs. this

hereof vs. this

thereof vs. this

hereby vs. this

this vs. thus

this vs. yay

this vs. tonight

next vs. this

that vs. this

these vs. this

the vs. this