As nouns the difference between ecosystem and interaction

is that ecosystem is a system formed by an ecological community and its environment that functions as a unit while interaction is the situation or occurrence in which two or more objects or events act upon one another to produce a new effect; the effect resulting from such a situation or occurrence.

As verbs the difference between optimize and strengthen

is that optimize is (originally|intransitive) to act optimistically or as an optimist while strengthen is (lb) to make strong or stronger; to add strength to; to increase the strength of; to fortify; to reinforce.

As verbs the difference between optimizing and strengthen

is that optimizing is while strengthen is (lb) to make strong or stronger; to add strength to; to increase the strength of; to fortify; to reinforce.

As an adjective optimizing

is something whose purpose is to optimize.

As a noun wrap

is wrap (food).

As an abbreviation fit is

(travel industry|aviation) fully inclusive tour.

As a proper noun ignorance

is a personification of ignorance.

As a noun bigotry is

intolerance or prejudice, especially religious or racial; discrimination (against); the characteristic qualities of a bigot.

As verbs the difference between outdo and win

is that outdo is to excel; go beyond in performance; surpass while win is to conquer, defeat.

As a noun win is

pleasure; joy; delight or win can be gain; profit; income.

As nouns the difference between summary and summaries

is that summary is an abstract or a condensed presentation of the substance of a body of material while summaries is .

As an adjective summary

is concise, brief or presented in a condensed form.