variably

Imagine you're building with Lego bricks. If you always use the same size brick in the same pattern, that is consistent. But if you change the sizes and colors depending on what looks best at each moment, you're working variably. That is essentially what "variably" means: in ways that change under different conditions, without one fixed pattern.

It is often used to describe things that are not constant or uniform. For example, a medicine may affect people variably: one person feels better quickly, while another notices only a small change. Scientists might study how a plant grows variably depending on the amount of sunlight or nutrients it receives.

"Variably" is not quite the same as "sometimes." It suggests more than occasional change; it implies that the way something happens depends on the circumstances and may be different each time. You might say, "The disease appears variably in different patients," meaning its signs are not exactly the same for everyone.

In technical contexts, such as science or statistics, "variably" often points to something that changes from case to case. In everyday language, it simply means that something does not follow a predictable, fixed course. So if something happens variably, you should expect it to be different depending on the conditions.