Incredibly wayward serve gets over

• Really
• To the greatest extent
• "Thanks" follower
• "Be it ___ humble"
• Extremely
• "Be it __ humble ... ": song lyric
• "Thanks ___ much"
• Very eager to start next page after turning
• "Thank you __ much!"

Wiktionary Word definitions in Wiktionary
adv. (alternative spelling of ever so English)