nidus

As nouns the difference between burrow and nidus

is that burrow is a tunnel or hole, often as dug by a small creature while nidus is a nest for insects or small animals.

As a verb burrow

is to dig a tunnel or hole.

As nouns the difference between lesion and nidus

is that lesion is lesion while nidus is a nest for insects or small animals.

As nouns the difference between focus and nidus

is that focus is (countable|optics) a point at which reflected or refracted rays of light converge while nidus is a nest for insects or small animals.

As a verb focus

is to cause (rays of light, etc) to converge at a single point.

As nouns the difference between nodus and nidus

is that nodus is a difficulty while nidus is a nest for insects or small animals.

As nouns the difference between nidus and nisus

is that nidus is a nest for insects or small animals while nisus is a mental or physical effort to attain a specific goal; a striving.

As nouns the difference between nides and nidus

is that nides is while nidus is a nest for insects or small animals.