The target grows to Large, gaining reach and a status bonus to melee damage while becoming clumsy 1.
Concentrate
Manipulate
Polymorph
Rank
2
Traditions
Arcane, Primal
Traits
Concentrate, Manipulate, Polymorph
Cast
2 actions
Range
30 feet
Targets
1 willing creature
Duration
5 minutes
The target grows to Large, gaining reach and a status bonus to melee damage while becoming clumsy 1.
Heightened
4th
The creature instead grows to size Huge. The status bonus to melee damage is +4 and the creature's reach increases by 10 feet (or 15 feet if the creature started out Tiny). The spell has no effect on a Huge or larger creature.
6th
Choose either the 2nd-rank or 4th-rank version of this spell and apply its effects to up to 10 willing creatures.
Source: Pathfinder Player Core, p. 329
Bring Enlarge into a Pathfinder 2e game with The DM Screen.