1. In a sneaky manner
   "I always felt sneakingly that I wanted to be a concert pianist"

See also: sneaking

• hidden
• hidden agenda
• hidden reserve
• semi-wild
• semiabstract
• semiannual
• semiannually
• semiaquatic
• semiarid
• semiautobiographical
• semiautomatic
• semiautomatic firearm
• semiautomatic pistol
• semibreve
• semicentenary
• semicentennial
• semicircle
• semicircular
• semicircular arch
• semicircular canal
• semicolon
• semicoma
• semicomatose
• semiconducting
• semiconducting material