undertrain

verb

undertrain

verb

Etymology From under- + train.

1

Ambitransitive To train less than required or normal.

So the danger for me is that I overtrain, not undertrain.2015 August 7, Kate Carter, “Mara Yamauchi: 'When you go out to run, there’s just nothing better'”, in The Guardian:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.