épineux înseamnă în Engleză

thorny [thornier, thorniest]▼◼◼◼(having thorns)
adjective
[UK: ˈθɔː.ni] [US: ˈθɔːr.ni]The project has proved thornier than we hoped. = Le projet s'est avéré plus épineux que nous l'espérions.

thorny [thornier, thorniest]▼◼◼◼(troublesome)
adjective
[UK: ˈθɔː.ni] [US: ˈθɔːr.ni]The project has proved thornier than we hoped. = Le projet s'est avéré plus épineux que nous l'espérions.

tricky [trickier, trickiest]▼◼◼◻(hard to deal with)
adjective
[UK: ˈtrɪk.i] [US: ˈtrɪk.i]

prickly [pricklier, prickliest]▼◼◼◻(covered with sharp points)
adjective
[UK: ˈprɪ.kli] [US: ˈprɪ.kli]The question of free will is a prickly conundrum to religion. = La question du libre arbitre est un problème épineux pour la religion.

vexed▼◼◻◻(much debated, discussed or disputed)
adjective
[UK: vekst] [US: ˈvekst]

thornbush▼◼◻◻(thorny shrub or bush)
noun

thornbush▼◼◼◼(thorny shrub or bush)
noun

needle furze▼(Genista anglica)
noun