pollyannaish

As adjectives the difference between pollyannaish and pessimistic

is that pollyannaish is {{l/en|unreasonably|Unreasonably}} {{l/en|optimistic}} while pessimistic is marked by pessimism and little hopefulness; expecting the worst.

As adjectives the difference between sanguine and pollyannaish

is that sanguine is having the colour of blood; red while Pollyannaish is {{l/en|unreasonably|Unreasonably}} {{l/en|optimistic}}.

As a noun sanguine

is blood colour; red.

As a verb sanguine

is to stain with blood; to impart the colour of blood to; to ensanguine.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective pollyannaish is

.

As an adjective pollyannaish

is .

As an adverb pollyannaishly is

in a pollyannaish way; with irrational optimism.