As nouns the difference between recirculation and recycling

is that recirculation is the act or process of recirculating while recycling is the practice of sorting and collecting waste materials for new use.

As a verb recycling is

present participle of lang=en.

As a proper noun tidy

is .

As an adjective picky is

fussy; particular; demanding to have things just right.

As a noun picky is

(informal) a picture.

As nouns the difference between natural and chondrocyte

is that natural is while chondrocyte is a cell that makes up the tissue of cartilage.

As an adjective natural

is that exists and evolved within the confines of an ecosystem.

As nouns the difference between reign and governance

is that reign is the exercise of sovereign power while governance is the process, or the power, of governing; government or administration.

As a verb reign

is to exercise sovereign power, or to rule as a monarch.

As verbs the difference between reign and governing

is that reign is to exercise sovereign power, or to rule as a monarch while governing is .

As a noun reign

is the exercise of sovereign power.

As an acronym reach

is .

As a noun fasten is

.

As nouns the difference between diplomat and discretion

is that diplomat is a person who is accredited, such as an ambassador, to officially represent a government in its relations with other governments or international organisations while discretion is the quality of being discreet or circumspect.

As verbs the difference between pester and aggravate

is that pester is to bother, harass or annoy persistently while aggravate is to make worse, or more severe; to render less tolerable or less excusable; to make more offensive; to enhance; to intensify.

As nouns the difference between bryology and biology

is that bryology is the study of bryophytes (non-vascular plants including mosses and liverworts) while biology is the study of all life or living matter.

As nouns the difference between regards and congratulation

is that regards is plural of lang=en while congratulation is the act of congratulating.

As a verb regards

is third-person singular of regard.