arduous /ärˈdū-əs/

1. Steep, difficult to climb
2. Difficult to accomplish
3. Laborious

ardˈuously adverb

ardˈuousness noun

• blearer
• blearest
• blear-eyed
• blearier
• bleariest
• blearily
• bleariness
• blearinesses
• blearing
• blears
• bleary
• bleary-eyed
• bleat
• bleated
• bleater
• bleaters
• bleating
• bleatings
• bleats
• bleb
• blebs
• bled
• blee
• bleed
• bleeder