If I have 4 or fewer cards in my hand, can I use Absol's "Drawareness" Ability without discarding any cards and draw cards until I have 5 cards in my hand?
Yes, you can do that.
Source: Paradox Rift FAQ; TPCi Rules Team (2023-11-02)

Relevant cards

Note: All applicable cards may not be listed below.
SV4_113
SV4_113