The Machoke Brothers
Slit, and further coating nearly his entire shaft with a thicker layer of seed than before.
Personal Best
The muscles in his legs grew thicker, his thighs swelling.
Dentist's Nightmare
His legs got thicker and thicker, looking like huge stumps, but he had tunnel vision on the gigantic dick. he did however notice right away when his hands followed along with his feet and got thicker and thicker.
24-Hour Challenge: The Snow-Black Fortress
His paws spread wider, with thicker pads and thicker fur and larger claws that had gotten caught on the inside of his boots. the stone floor was chilly, but didn't bother his feet the way he thought it might.
The Day After
The tail extended down, longer and longer beneath the two lovers until it reached the bed and slipped over the end, continuing to grow thicker and thicker all the time.
Bowser's Revenge
Nat shuddered as his undies tore apart, the elastic breaking and not causing any pain to his now thicker scaled waist.
Centaur Rush
Eventually his legs begin to bloat and swell thicker and rounder til they become these huge swollen bags of flesh as it rises to his waist and adding pounds of pressure.
The Cost of Knowledge
Cock about two inches down, and grew only thicker past that.
[COM] App Malfunction
The wolf felt his already massive shoulders and wide back surging wider than ever, surpassing an entire meter in width, the canyons and ridges growing deeper and thicker as lats pushed his growing, thicker arms aside.
Fast Learner part 3
The middle section was slightly thicker and the last section was thicker still, though not quite as thick as master's cock. darrien held the length of beads in one paw and poured lube over them with his other paw.
RP Log: The Rise of a New God
They bulged, jumping 100ft longer with every jolt, swelling so much harder and thicker too.
The Adventures of Falcon
His body was getting thicker, heavier, taller, more muscular.