| on the sly(expression, idiom, quietly, secretly, personally) |
| ourselves |
| pleasantly |
| privily(quietly, secretly, personally, privately, furtively) |
| punctiliously(adverb, hard, thoroughly, closely, carefully) |
| quietly(adverb, secretly, personally, privately, furtively) |
| reciprocally(together, jointly, collectively, accordingly, harmoniously) |
| romantically(adverb, lovingly) |
| scrupulously(adverb, hard, thoroughly, closely, carefully) |
| searchingly(adverb, hard, thoroughly, closely, carefully) |
| sentimentally(adverb, lovingly) |
| sharply(adverb, hard, thoroughly, closely, carefully) |
| side by side(expression, idiom, together, jointly, collectively) |
| simultaneously(together, jointly, collectively, accordingly, harmoniously) |
| slyly(quietly, secretly, personally, privately, furtively) |
| sociably(adverb, amiably) |
| stealthily(quietly, secretly, personally, privately, furtively) |
| strictly(adverb, hard, thoroughly, closely, carefully) |
| subjectively |
| substantially |