time-saving (adjective) convenient: appropriate, useful
Sinonime: acceptable,
accommodating,
adaptable,
adapted,
advantageous,
agreeable, aiding,
assisting,
available,
beneficial,
comfortable,
commodious,
conducive, contributive,
decent,
favorable,
fit, fitted,
good,
handy,
helpful, in public interest,
opportune,
proper,
ready, roomy, seasonable, serviceable,
suitable, suited, time-saving,
timely, user-friendly, well-planned
Antonime: awkward,
inappropriate,
inconvenient,
ineffectual, inopportune, unadaptable, unhandy, unsuited, unuseful