Words to Describe questionings

How questionings often is described ("________ questionings")

• moral
• introspective
• such
• subtle
• mute
• deepest
• terrible
• philosophic
• vague
• disputatious
• eager
• unanswerable
• spiritual
• earnest
• uneasy
• religious
• deep
• morbid
• sweet
• passionate
• painful
• perplexed
• philosophical
• late
• darker
• impatient
• obstinate
• persistent
• sad
• anxious
• serious
• fruitless
• grave
• sceptical
• mysterious
• constant
• further
• abrupt
• futile
• bitter
• idle
• deeper
• insistent
• inward
• critical
• fearful
• vain
• endless
• honest
• frequent
• eternal
• troubled
• occasional
• heretical
• intellectual
• incessant
• shrewd
• ineffectual
• mental
• tremulous
• cross
• perpetual
• inner
• restless
• profound
• curious
• self
• secret
• metaphysical
• silent
• bold
• strange
• dark
• sharp
• radical
• foolish
• theological