This is the 816th most frequent French word.
augmenter
To increase.
Here, 'augmenter' is used to signify an increase or rise in quantity or number.
Les prix des légumes ont tendance à augmenter en hiver.
Vegetable prices tend to rise in winter.
Here, 'augmenter' is used as a way to depict enhancement or growth of a personal asset.
Il travaille dur pour augmenter son revenu annuel.
He works hard to increase his yearly income.
In this context, 'augmenter' refers to the improvement or enhancement of an ability or skill.