solidly

As a letter s

is the letter s with a.

As an adverb solidly is

in a solid or firm manner.

Hard is a synonym of solidly.

As a noun hard

is stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking.

As an adverb solidly is

in a solid or firm manner.

As an adverb solidly

is in a solid or firm manner.

As an adjective undefined is

lacking a definition or value.

Fast is a synonym of solidly.

As a verb fast

is .

As an adverb solidly is

in a solid or firm manner.

Securely is a related term of solidly.

As adverbs the difference between securely and solidly

is that securely is in a secure manner; without fear or apprehension; without danger; safely while solidly is in a solid or firm manner.

As adverbs the difference between surely and solidly

is that surely is without fail while solidly is in a solid or firm manner.

Fixedly is a related term of solidly.

As adverbs the difference between fixedly and solidly

is that fixedly is in a fixed manner while solidly is in a solid or firm manner.

Solidly is a related term of tight.

As adverbs the difference between solidly and tight

is that solidly is in a solid or firm manner while tight is firmly, so as not to come loose easily.

As an adjective tight is

firmly held together; compact; not loose or open.

As a verb tight is

(obsolete) to tighten.

Solidly is a related term of rigid.

As an adverb solidly

is in a solid or firm manner.

As an adjective rigid is

rigid.

As adverbs the difference between firmly and solidly

is that firmly is in a firm or definite or strong manner while solidly is in a solid or firm manner.