surreptitious /sur-əp-tishˈəs/

1. Done by stealth or fraud
2. Stealthy

surreptiˈtiously adverb

• cardinal beetle
• cardinal beetles
• cardinal-bird
• cardinal-bishop
• cardinal-deacon
• cardinal flower
• cardinal flowers
• cardinal grosbeak
• cardinal grosbeaks
• cardinalitial
• cardinally
• cardinal number
• cardinal numbers
• cardinal point
• cardinal-priest
• cardinals
• cardinalship
• cardinalships
• cardinal sin
• cardinal virtue
• cardinal virtues
• card index
• card-index
• card-indexed
• card indexes