observed

As a verb observed

is (observe).

As a noun observation is

the act of observing, and the fact of being observed.

As an adjective observational

is (science) based on or pertaining to scientific observation.

As a verb observed is

(observe).

As verbs the difference between observed and stared

is that observed is (observe) while stared is (stare).

As verbs the difference between saw and observed

is that saw is to cut (something) with a saw while observed is past tense of observe.

As a noun saw

is a tool with a toothed blade used for cutting hard substances, in particular wood or metal.

As an initialism SAW

is {{term|lang=ar|صلى الله عليه وسلم|gloss=sallalahu aleyhi wasallam|tr=peace be upon him}.

As verbs the difference between observed and perceived

is that observed is past tense of observe while perceived is past tense of perceive.

As an adjective perceived is

generally recognized to be true.

As verbs the difference between observed and reported

is that observed is past tense of observe while reported is past tense of report.

As verbs the difference between observed and manipulate

is that observed is past tense of observe while manipulate is to move, arrange or operate something using the hands.

As verbs the difference between informed and observed

is that informed is (inform) while observed is (observe).

As an adjective informed

is instructed; having knowledge of a fact or area of education or informed can be (obsolete) unformed or ill-formed; deformed; shapeless.

As verbs the difference between observed and regard

is that observed is past tense of observe while regard is to set store by (something), to hold (someone) in esteem; to consider to have value, to respect.

As a noun regard is

a steady look, a gaze.

As verbs the difference between observed and detected

is that observed is past tense of observe while detected is past tense of detect.

As an adjective detected is

referring to something that has been noticed.